I woz hopin some1 could help me, i have 2 R4 revolution cards, 1 i have had 4 a while, which used 2 work fine, and a new 1 i recently purchased, ive downloaded wot woz said to b the correct software, only trouble is now when i put the cards in the ds it comes up a message sayin "Couldn't find_DS_MENU.DAT" Please does ne1 no wot dis means?? Thanx.